You can use two Windows machines at once with a single keyboard and mouse without any special hardware. I had an extra laptop lying around that now connects with the same keyboard and mouse as my PC.

I don’t know about you, but working on multiple devices at once makes me feel like some kind of 90s hacker. I’m programming on my PC, answering emails on my laptop, responding to chat messages on my ...

David Nield is a technology journalist from Manchester in the U.K. who has been writing about gadgets and apps for more than 20 years. He has a bachelor's degree in English Literature from Durham ...